ES2142753B1 - FSK SIGNAL TRANSMITTER - Google Patents
FSK SIGNAL TRANSMITTERInfo
- Publication number
- ES2142753B1 ES2142753B1 ES9800811A ES9800811A ES2142753B1 ES 2142753 B1 ES2142753 B1 ES 2142753B1 ES 9800811 A ES9800811 A ES 9800811A ES 9800811 A ES9800811 A ES 9800811A ES 2142753 B1 ES2142753 B1 ES 2142753B1
- Authority
- ES
- Spain
- Prior art keywords
- signal transmitter
- fsk signal
- frequency shift
- microprocessor
- compact
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Transmitters (AREA)
Abstract
Transmisor de señales FSK (Frequency Shift Keying o manipulación por desplazamiento de frecuencia) y que utiliza como generador de la señal de radiofrecuencia modulada el oscilador de cuarzo empleado por el microprocesador que forma parte del conjunto. Aplicable en sistemas compactos y de bajo costo de transmisión de datos.FSK signal transmitter (Frequency Shift Keying or frequency shift manipulation) and that uses the quartz oscillator used by the microprocessor that is part of the set as a generator of the modulated radio frequency signal. Applicable in compact and low cost data transmission systems.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9800811A ES2142753B1 (en) | 1998-04-17 | 1998-04-17 | FSK SIGNAL TRANSMITTER |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9800811A ES2142753B1 (en) | 1998-04-17 | 1998-04-17 | FSK SIGNAL TRANSMITTER |
Publications (2)
Publication Number | Publication Date |
---|---|
ES2142753A1 ES2142753A1 (en) | 2000-04-16 |
ES2142753B1 true ES2142753B1 (en) | 2000-11-16 |
Family
ID=8303491
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES9800811A Expired - Fee Related ES2142753B1 (en) | 1998-04-17 | 1998-04-17 | FSK SIGNAL TRANSMITTER |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES2142753B1 (en) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4068199A (en) * | 1976-12-23 | 1978-01-10 | Gte Sylvania Incorporated | Digital phase-locked loop frequency modulator |
GB8923182D0 (en) * | 1989-10-14 | 1989-11-29 | Redding Robert J | Improvements in and relating to the transmission of data by radio |
US5254958A (en) * | 1991-02-19 | 1993-10-19 | Pacific Communications, Inc. | Phase-lock-loop circuit and method for compensating, data bias in the same |
US5157358A (en) * | 1991-11-20 | 1992-10-20 | Sonex Corporation | High speed frequency agile FSK modulator |
EP0746930B1 (en) * | 1994-12-21 | 2005-10-05 | Lear Automotive Dearborn, Inc. | Frequency stabilized fsk transmitter |
US5751114A (en) * | 1996-05-24 | 1998-05-12 | International Business Machines Corporation | Apparatus, method and article of manufacture for carrier frequency compensation in a FM radio transmitter |
-
1998
- 1998-04-17 ES ES9800811A patent/ES2142753B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ES2142753A1 (en) | 2000-04-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EC2A | Search report published |
Date of ref document: 20000416 Kind code of ref document: A1 Effective date: 20000416 |
|
FD1A | Patent lapsed |
Effective date: 20101018 |