{"id":19686,"date":"2022-03-14T13:56:52","date_gmt":"2022-03-14T20:56:52","guid":{"rendered":"https:\/\/origin-www.parsons.com\/?page_id=19686"},"modified":"2025-03-24T09:48:56","modified_gmt":"2025-03-24T13:48:56","slug":"aps","status":"publish","type":"page","link":"https:\/\/www.parsons.com\/products\/aps\/","title":{"rendered":"APS"},"content":{"rendered":"\n<p class=\"wp-block-parsons-blocks-intro block-intro\"><strong>Assured Positioning System (APS) provides positioning, navigation and timing information in environments where GPS or other GNSS is unavailable or unreliable.<\/strong> APS derives location information from ordinary communications signals transmitted from low-Earth-orbit (LEO) satellites. These signals-of-opportunity (SoOP) are not special position\/navigation signals and are not subject to GPS\/GNSS jamming or spoofing. For dismount applications, SoOP technology can be combined with IMU and barometric sensor inputs. In addition, APS is provided as a plug-in to the Android Team Awareness Kit (ATAK) residing on a user smartphone. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">What is Assured Positioning, Navigation and Timing (PNT)?<\/h3>\n\n\n\n<p>Assured positioning, navigation and timing is a broad phrase that implies GPS is unreliable and uses other technologies to provide position, navigation and timing data.&nbsp;&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-pnt-positioned-for-accuracy\">PNT: Positioned For Accuracy<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><span style=\"color: initial;\">Independent backup and\/or complement to GPS\/GNSS<\/span><\/li>\n\n\n\n<li>Unaffected by GPS\/GNSS jamming and spoofing<\/li>\n\n\n\n<li>Leverages Non-GPS\/GNSS satellite signals of opportunity<\/li>\n\n\n\n<li>Military and commercial applications<\/li>\n\n\n\n<li>Dismount, mounted, guidance<\/li>\n\n\n\n<li>Hosted application for <a href=\"https:\/\/www.parsons.com\/products\/er310-sdr\/\">ER310 SDR<\/a>; our multi-mission handheld software defined radio<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-integrated-sensing-from-multiple-inputs\">Integrated Sensing From Multiple Inputs<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-non-gnss-satellite-communications-signals\"><strong>Non-GNSS Satellite Communications Signals<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>LEO commercial satellite communications transmissions<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-terrestrial-signals-of-opportunity-soop\"><strong>Terrestrial Signals of Opportunity (SoOP)<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Commercial broadcasting<\/li>\n\n\n\n<li>Mobile networks<\/li>\n\n\n\n<li>Sources are unaffected by GPS\/GNSS jamming &amp; spoofing<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-navweather\"><strong>NavWeather<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Provides spectrum sensing and alarms on interference or jamming<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-imu-amp-barometric-nbsp-sensors\"><strong>IMU &amp; Barometric&nbsp;Sensors<\/strong><\/h4>\n\n\n\n<figure class=\"wp-block-parsons-blocks-author\"><span style=\"background-image:url(https:\/\/www.parsons.com\/wp-content\/uploads\/2023\/02\/Satellite-Icon-e1677522306458.png)\" class=\"author-avatar\" title=\"Satellite Icon\"><\/span><h5>From Our Experts: How Assured Positioning System Could Help Avoid Threats to GPS Receivers<\/h5><div class=\"author-desc\"><p>GPS&nbsp;is key to delivering precision navigation data and guidance. We believe the U.S. military should protect GPS receivers from spoofing, jamming and other attacks by adopting a technology that negates GPS reliance. <a href=\"https:\/\/executivebiz.com\/2023\/05\/parsons-james-lackey-assured-positioning-system-could-avoid-threats-to-gps\/\">Read more. <\/a><\/p><\/div><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-where-can-aps-be-deployed\">Where Can APS Be Deployed?<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"peanut\">Peanut Software-Defined Radio<\/h4>\n\n\n\n<p>Parsons\u2019 <a href=\"https:\/\/www.parsons.com\/products\/peanut-software-defined-radio\/\">Peanut Software-Defined Radio (SDR)<\/a> family of systems (FOS) combines high performance, versatility, and value in a space-efficient package that can host a wide range of demanding military and commercial RF applications. Peanut SDR platforms are designed to support an extensive range of use cases, including but not limited to alternative\/assured PNT, RF situational awareness (SA), tactical edge applications, and complementary precision timing, to name a few. Peanut SDRs are available as an OEM circuit card or in low-SWaP-C enclosures and are equipped with processing power and I\/O capability required to implement complex DoD and commercial applications and RF tasks.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-peanut-d-dismount-key-features\">Peanut-D (Dismount) Key Features<\/h4>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-full is-resized\"><a href=\"https:\/\/www.parsons.com\/products\/peanut-software-defined-radio\/\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"328\" src=\"https:\/\/www.parsons.com\/wp-content\/uploads\/2025\/03\/peanut-d_product_jan25_600px.png\" alt=\"Peanut-D\" class=\"wp-image-30278\" style=\"width:468px;height:auto\" srcset=\"https:\/\/www.parsons.com\/wp-content\/uploads\/2025\/03\/peanut-d_product_jan25_600px.png 600w, https:\/\/www.parsons.com\/wp-content\/uploads\/2025\/03\/peanut-d_product_jan25_600px-300x164.png 300w\"  sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><figcaption class=\"wp-element-caption\"><em>Peanut-D (Pen shown for reference, actual product dimensions listed to the left)<\/em><\/figcaption><\/figure><\/div>\n\n\n<ul class=\"wp-block-list\">\n<li>High-performance, very-low-SWaP-C SDR\n<ul class=\"wp-block-list\">\n<li>Body-wearable solutions<\/li>\n\n\n\n<li>Expendable devices<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Supports challenging RF applications and missions\n<ul class=\"wp-block-list\">\n<li>GPS-denied PNT<\/li>\n\n\n\n<li>RF situational awareness<\/li>\n\n\n\n<li>Tactical edge applications<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Size and power\n<ul class=\"wp-block-list\">\n<li>3\u201d x 4\u201d x 1\u201d enclosure (also available without<br>enclosure)<\/li>\n\n\n\n<li>8 oz.<\/li>\n\n\n\n<li>2W average power via USB 2.0 (+5v DC)<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>I\/O\n<ul class=\"wp-block-list\">\n<li>1 Rx port, (325\u20133800 MHz), +3v DC-biased, SMA-female<\/li>\n\n\n\n<li>2x USB 2.0, ethernet (via ext. adapter)<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>IMU, barometer, real-time clock<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-peanut-m-mounted-key-features\">Peanut-M (Mounted) Key Features<\/h4>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-full is-resized\"><a href=\"https:\/\/www.parsons.com\/products\/peanut-software-defined-radio\/\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/www.parsons.com\/wp-content\/uploads\/2025\/03\/peanut-m_product_jan25_600px.png\" alt=\"\" class=\"wp-image-30279\" style=\"width:390px;height:auto\" srcset=\"https:\/\/www.parsons.com\/wp-content\/uploads\/2025\/03\/peanut-m_product_jan25_600px.png 600w, https:\/\/www.parsons.com\/wp-content\/uploads\/2025\/03\/peanut-m_product_jan25_600px-300x300.png 300w, https:\/\/www.parsons.com\/wp-content\/uploads\/2025\/03\/peanut-m_product_jan25_600px-150x150.png 150w\"  sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><figcaption class=\"wp-element-caption\"><em>Peanut-M (Pen shown for reference, actual product dimensions listed to the left)<\/em><\/figcaption><\/figure><\/div>\n\n\n<ul class=\"wp-block-list\">\n<li>High-performance, low-SWaP-C SDR\n<ul class=\"wp-block-list\">\n<li>Small UAS deployment<\/li>\n\n\n\n<li>Mounted platforms<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Supports challenging RF applications and missions\n<ul class=\"wp-block-list\">\n<li>GPS-denied PNT<\/li>\n\n\n\n<li>RF situational awareness and EW<\/li>\n\n\n\n<li>Tactical edge applications<\/li>\n\n\n\n<li>Precision timing backup<\/li>\n\n\n\n<li>Capacity to accommodate additional signal processing<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Size and power\n<ul class=\"wp-block-list\">\n<li>3.5\u201d x 4\u201d x 2\u201d (also available without enclosure)<\/li>\n\n\n\n<li>14 oz.<\/li>\n\n\n\n<li>6W average power via barrel plug (+8\u201320v DC)<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>I\/O\n<ul class=\"wp-block-list\">\n<li>2Rx, 2Tx, (70\u20136000 MHz), SMA-female,<br>+3v DC-biased Rx<\/li>\n\n\n\n<li>10MHz and 1 PPS (in\/out)<\/li>\n\n\n\n<li>USB console port<\/li>\n\n\n\n<li>Gigabit ethernet<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>IMU, barometer, real-time clock<\/li>\n<\/ul>\n\n\n\n<p>Peanut\u2019s architecture dramatically minimizes the development cycle of even the most complex signal processing algorithms by reducing FPGA programming requirements and relying instead on accelerated general purpose multi-core ARM processors.<\/p>\n\n\n\n<p>Peanut provides the processing power and I\/O support required for complex RF tasks such as the following: <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Alternate PNT (non-GPS\/GNSS)<\/li>\n\n\n\n<li>RF situational awareness<\/li>\n\n\n\n<li>RF emitter geolocation\/tracking<\/li>\n\n\n\n<li>Tactical edge applications<\/li>\n\n\n\n<li>Passive communications receiver<\/li>\n\n\n\n<li>Precision timing backup for electrical grids, financial and comms networks, etc.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-er310-software-defined-radio\">ER310 Software-Defined Radio<\/h4>\n\n\n\n<p>In addition, APS can be implemented on <a href=\"https:\/\/www.parsons.com\/products\/er310-sdr\/\">ER310<\/a>. ER310 is our flexible, high-performance, handheld platform designed to host and execute challenging RF applications with demanding real-time processing and communications requirements.&nbsp;ER310 supports a wide scope of missions, including assured PNT (Positioning, Navigation and Timing).<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"584\" height=\"627\" src=\"\/wp-content\/uploads\/2022\/03\/Assured-PNT.png\" alt=\"Non-GNSS\" class=\"wp-image-20135\" srcset=\"https:\/\/www.parsons.com\/wp-content\/uploads\/2022\/03\/Assured-PNT.png 584w, https:\/\/www.parsons.com\/wp-content\/uploads\/2022\/03\/Assured-PNT-279x300.png 279w\"  sizes=\"(max-width: 584px) 100vw, 584px\" \/><\/figure><\/div>\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<div style=\"height:27px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><em>*Parsons complies with all applicable Trade Compliance regulations. Some of Parsons products may require an authorization from the U.S. Government before they are exported.<\/em>  <\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-related-products\">Related Products <\/h3>\n\n\n\n<div class=\"wp-block-columns alignfull has-text-color has-background is-layout-flex wp-container-core-columns-is-layout-1 wp-block-columns-is-layout-flex\" style=\"color:#000000;background-color:#ffffff\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading\" style=\"font-size:18px;line-height:1.3\"><a href=\"https:\/\/www.parsons.com\/products\/wisp\/\">WISP \u2197<\/a><\/h3>\n\n\n\n<p style=\"font-size:16px\">The Wireless Instrumented Streaming Platform (WISP) is a portable, remotely controlled wideband RF data capture and analysis tool.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading\" style=\"font-size:18px;line-height:1.3\"><a href=\"https:\/\/www.parsons.com\/products\/tems\/\">TEMS \u2197<\/a><\/h3>\n\n\n\n<p style=\"font-size:16px\">Tactical Edge Electro-Magnetic Sensor (TEMS) is a real time, situational awareness plugin for Android Team Awareness Kit (ATAK).<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading\" style=\"font-size:18px;line-height:1.3\"><a href=\"https:\/\/www.parsons.com\/products\/dyse\/\">DYSE \u2197<\/a><\/h3>\n\n\n\n<p style=\"font-size:16px\">The Dynamic Spectrum Environment Emulator (DYSE) is a test asset that emulates realistic RF environments.<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Assured Positioning System (APS) provides location\/navigation information in environments where GPS is unavailable or unreliable.<\/p>\n","protected":false},"author":43,"featured_media":19820,"parent":10020,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"content-type":"","_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"12449,16453,15696,9130,788,10751","_relevanssi_noindex_reason":"","footnotes":""},"page-category":[14832],"class_list":["post-19686","page","type-page","status-publish","has-post-thumbnail","hentry","page-category-space-operations"],"yoast_head":"\n<title>Positioning, Navigation And Timing (PNT) | APS<\/title>\n<meta name=\"description\" content=\"Assured Positioning System provides positioning, navigation and timing information in environments 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