Patent US4665559A successfully refreshed from Google Patents.
US4665559A
Expired / Lapsed
US
⏱️ 0.0 years remaining
FM-TV audio adapter
Assignee: Individual
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Filing: 1985-07-23
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Granted: 1987-05-12
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Expires: 2005-07-23
Abstract
Abstract An FM-TV adapter in combination with a personalized mini-FM-stereo radio having a stereo headphone whereby RF (TV) signals are transmitted into the mini-FM-stereo radio by means of the FM-TV adapter, the FM-stereo radio being adjusted to select a given RF signal and transmit only the audio portion thereof back through the adapter to the headphones for personalized listening.
Inventors
- 👤 Andrew Benun
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:30
CPC Classifications
H; H04; H04B; H04B5/00; H04L; H04L27/00; H04L27/10
Claims Analysis
Total Claims: 18
Claim 1
Independent Claim
150 words
An FM-TV-audio adapter adapted to receive RF signals, wherein only the audio portions of said RF signals are allowed to be transmitted through the output of said adapter and into a headphone, said adapter comprising: a housing; an input jack mounted to said housing; an RF-signal source connected to said input jack, whereby said RF signals are transmitted to said FM-TV-audio adapter; a male stereo plug mounted in said housing and connected to said input jack, allowing said RF signals to be passed therethrough; means for selectively tuning to a particular RF signal, said means being adapted to be connected to said FM-TV-audio adapter by means of said male stereo plug; an audio-output jack mounted to said housing to allow said headphone to be connected therethrough; and a means interposed between said RF-signal-input jack of said audio-output jack to prevent said RF signals from being transmitted to said audio-output jack.
Claim 2
Dependent Claim
150 words
An FM-TV-audio adapter adapted to receive RF signals, wherein only the audio portions of said RF signals are allowed to be transmitted through the output of said adapter and into a headphone, said adapter comprising: a housing; an input jack mounted to said housing; an RF-signal source connected to said input jack, whereby said RF signals are transmitted to said FM-TV-audio adapter; a male stereo plug mounted in said housing and connected to said input jack, allowing said RF signals to be passed therethrough; means for selectively tuning to a particular RF signal, said means being adapted to be connected to said FM-TV-audio adapter by means of said male stereo plug; an audio-output jack mounted to said housing to allow said headphone to be connected therethrough; and a means interposed between said RF-signal-input jack of said audio-output jack to prevent said RF signals from being transmitted to said audio-output jack.
Claim 3
Dependent Claim
16 words
An FM-TV-audio adapter as recited in claim 1, wherein said tuning means comprises a mini-stereo-radio receiver.
Claim 4
Dependent Claim
27 words
An FM-TV-audio adapter as recited in claim 2, wherein said means to prevent said RF signals from being transmitted to said audio-output jack comprises a choke coil.
Claim 5
Dependent Claim
20 words
A combination as recited in claim 2, including a cable splitter mounted between said RF-signal source and said FM-TV-audio adapter.
Claim 6
Dependent Claim
124 words
An FM-TV-audio adapter in combination with a mini-FM-stereo radio and a stereo headphone, whereby RF signals are selectively tuned to produce only the audio portion of the selected RF signal, wherein the combination includes: an FM-TV-audio adapter adapted to receive said RF signals and transmit the audio portion of said RF signals; an RF-signal source connected to said FM-TV-audio adapter; means for receiving and selectively tuning a particular RF signal, said means being adapted to be connected to said FM-TV-audio adapter; means for connecting and transmitting said RF signals from said FM-TV-audio adapter to said receiving and tuning means; means for connecting and transmitting said audio portion of said RF signal to said headphone; and a headphone for listening to said audio portion thereof.
Claim 7
Dependent Claim
124 words
An FM-TV-audio adapter in combination with a mini-FM-stereo radio and a stereo headphone, whereby RF signals are selectively tuned to produce only the audio portion of the selected RF signal, wherein the combination includes: an FM-TV-audio adapter adapted to receive said RF signals and transmit the audio portion of said RF signals; an RF-signal source connected to said FM-TV-audio adapter; means for receiving and selectively tuning a particular RF signal, said means being adapted to be connected to said FM-TV-audio adapter; means for connecting and transmitting said RF signals from said FM-TV-audio adapter to said receiving and tuning means; means for connecting and transmitting said audio portion of said RF signal to said headphone; and a headphone for listening to said audio portion thereof.
Claim 8
Dependent Claim
15 words
A combination as recited in claim 5, wherein said receiving-and-tuning means comprises a mini-FM-stereo-radio receiver.
Claim 9
Dependent Claim
40 words
A combination as recited in claim 6, wherein said FM-TV-audio adapter includes a housing having an RF-signal-input jack, and wherein said connecting-and-transmitting means of said RF signals to said mini-FM-radio receiver comprises a male stereo plug mounted to said housing.
Claim 10
Dependent Claim
41 words
A combination as recited in claim 7, wherein said means for connecting and transmitting said audio portion comprises an audio-output jack mounted to said housing, and wherein said headphone includes a headphone plug adapted to be coupled to said audio-output jack.
Claim 11
Dependent Claim
34 words
A combination as recited in claim 8, wherein said FM-TV-audio adapter includes means interposed between said RF-signal-input jack and said audio-output jack to prevent said Rf signals from being transmitted to said audio-output jack.
Claim 12
Dependent Claim
26 words
A combination as recited in claim 9, wherein said means to prevent said RF signals from being transmitted to said audio-output jack comprises a choke coil.
Claim 13
Dependent Claim
17 words
A combination as recited in claim 10, wherein said RF-signal source is provided by a cable-television system.
Claim 14
Dependent Claim
17 words
A combination as recited in claim 10, wherein said RF-signal source is provided by a master-antenna-television system.
Claim 15
Dependent Claim
17 words
A combination as recited in claim 10, wherein said RF-signal source is provided by a satellite-master-antenna-television system.
Claim 16
Dependent Claim
16 words
A combination as recited in claim 10, wherein said RF-signal-source is provided by a satellite-television system.
Claim 17
Dependent Claim
17 words
A combination as recited in claim 10, wherein said RF-signal source is provided by a television antenna.
Claim 18
Dependent Claim
20 words
A combination as recited in claim 5, including a cable splitter mounted between said RF-signal source and said FM-TV-audio adapter.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-05-11 | 1990-11-10 | 1991-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-05-11 | 1994-11-10 | 1995-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-05-11 | 1998-11-10 | 1999-05-12 | $7700.00 | Window Closed / Lapsed |