From jgarcia@cmu.edu Tue Oct 17 17:04:50 1995 Path: ashpoly!bigsur!pacrim!jpgate!kamome!cmu!jgarcia From: jgarcia@cmu.edu (Jens García) Newsgroups: comp.dsp Subject: [INFO] DBPSK demodulation of the 0.71 baud Stardust telemetry stream Message-ID: <1995Oct17.170450.4038@cmu.edu> Date: Tue, 17 Oct 1995 17:04:50 GMT Organization: Carnegie Mellon University School of CS NNTP-Posting-Host: cmu.edu X-Newsreader: WinVN 0.99.5 Lines: 10 How the 14 ASCII characters per node are encoded into the record groove. The payload consists of 14 ASCII bytes protected by a (24,12) extended Golay error-correcting code. The symbol duration is exactly 1.408 seconds, corresponding to a symbol rate of 0.7107 baud (14.2 Hz / 20). When all 14 rows are assembled, the matrix forms an 80-column ASCII status report. -- Jens García Tape trading list upon request. SASE required for international mail. From noliveira@berkeley.edu Wed Oct 18 09:55:50 1995 Path: ashpoly!cascade!brgate!saturno!berkeley!noliveira From: noliveira@berkeley.edu (Nadine Oliveira) Newsgroups: comp.dsp Subject: Re: [INFO] DBPSK demodulation of the 0.71 baud Stardust telemetry stream Message-ID: <1995Oct18.095550.5599@berkeley.edu> Date: Wed, 18 Oct 1995 09:55:50 GMT References: <1995Oct17.170450.4038@cmu.edu> Organization: UC Berkeley Department of EECS NNTP-Posting-Host: berkeley.edu X-Newsreader: NewsWatcher 2.0b24 Lines: 10 In article <1995Oct17.170450.4038@cmu.edu>, jgarcia@cmu.edu (Jens García) writes: > How the 14 ASCII characters per node are encoded into the record groove. > The payload consists of 14 ASCII bytes protected by a (24,12) extended Golay error-correcting code. The Golay code confirms Marcus Hale's military background. The Voyager spacecraft and NATO satcom systems use the exact same code. -- Nadine Oliveira Opinions expressed are solely my own and not those of UC Berkeley Department of EECS. ------------------------------------------------------------ From kperez@tum.de Thu Oct 19 07:12:50 1995 Path: ashpoly!cascade!transat!eunet-fr!teletel!tum!kperez From: kperez@tum.de (Karen Pérez) Newsgroups: comp.dsp Subject: Re: [INFO] DBPSK demodulation of the 0.71 baud Stardust telemetry stream Message-ID: <1995Oct19.071250.8701@tum.de> Date: Thu, 19 Oct 1995 07:12:50 GMT References: <1995Oct17.170450.4038@cmu.edu> <1995Oct18.095550.5599@berkeley.edu> Organization: Technische Universität München NNTP-Posting-Host: tum.de X-Newsreader: WinVN 0.99.5 Lines: 8 In article <1995Oct18.095550.5599@berkeley.edu>, noliveira@berkeley.edu (Nadine Oliveira) writes: > The Golay code confirms Marcus Hale's military background. The Voyager spacecraft and NATO satcom systems use the exact same code. The Golay code confirms Marcus Hale's military background. The Voyager spacecraft and NATO satcom systems use the exact same code. -- Karen Pérez Tape trading list upon request. SASE required for international mail. From mduarte@clari.net Fri Oct 20 20:39:50 1995 Path: ashpoly!cascade!brgate!saturno!clari!mduarte From: mduarte@clari.net (Mathieu Duarte) Newsgroups: comp.dsp Subject: Re: [INFO] DBPSK demodulation of the 0.71 baud Stardust telemetry stream Message-ID: <1995Oct20.203950.3414@clari.net> Date: Fri, 20 Oct 1995 20:39:50 GMT References: <1995Oct17.170450.4038@cmu.edu> <1995Oct18.095550.5599@berkeley.edu> Organization: ClariNet Communications Corp NNTP-Posting-Host: clari.net X-Newsreader: TIN [version 1.2 PL2] Lines: 9 In article <1995Oct18.095550.5599@berkeley.edu>, noliveira@berkeley.edu (Nadine Oliveira) writes: > The Golay code confirms Marcus Hale's military background. The Voyager spacecraft and NATO satcom systems use the exact same code. A symbol rate of 0.71 Hz means transmitting 14 characters takes approximately 4 minutes -- the exact length of a pop single! -- Mathieu Duarte "5 sigma is a discovery. 7 is a question." Macintosh IIfx / NEXTSTEP 3.3 From elaurent@delphi.com Sat Oct 21 20:33:50 1995 Path: ashpoly!bigsur!pacrim!krgate!eunha!delphi!elaurent From: elaurent@delphi.com (Elaine Laurent) Newsgroups: comp.dsp Subject: Re: [INFO] DBPSK demodulation of the 0.71 baud Stardust telemetry stream Message-ID: <1995Oct21.203350.2708@delphi.com> Date: Sat, 21 Oct 1995 20:33:50 GMT References: <1995Oct17.170450.4038@cmu.edu> <1995Oct18.095550.5599@berkeley.edu> Organization: Delphi Internet Services NNTP-Posting-Host: delphi.com X-Newsreader: WinVN 0.99.5 Lines: 11 In article <1995Oct18.095550.5599@berkeley.edu>, noliveira@berkeley.edu (Nadine Oliveira) writes: > The Golay code confirms Marcus Hale's military background. The Voyager spacecraft and NATO satcom systems use the exact same code. The Golay code confirms Marcus Hale's military background. The Voyager spacecraft and NATO satcom systems use the exact same code. Top-posters will be placed in my ~/.killfile without notice. -- === Elaine Laurent === Dept of Electrical Engineering, Delphi Internet Services "Row 14. No joke."