CN1902894A - Foldable portable terminal - Google Patents

Abstract

A foldable portable terminal of the present invention includes a body cabinet (1) provided with a microphone (14) and a cover cabinet (2) provided with first and second speakers (41, 42) , openably/closably coupled to each other. Any one or both of the cabinets (1, 2) are provided with closing means for closing a sound emitting hole (22a) of the first speaker (41) in a closed state of the both cabinets. Alternatively, a partition wall for partitioning the first speaker (41) and the second speaker (42) is formed inside the cover cabinet (2). Alternatively, the cover cabinet has an inner surface provided with a transmission unit (6) incorporating a microphone (63) and being rotatable between a first rotational posture where the unit faces the inner surface side of the body cabinet (1) and a second rotational posture where the unit faces a direction deviating from the cover cabinet in a closed position.

Description

Foldable portable terminal

Technical field

The present invention relates to as Foldable cellular phone particularly to relate to the Foldable portable terminal that under the state of closed two casings, can converse, have hand-free function by link the Foldable portable terminal that a pair of flat casing constitutes each other in the mode that can open and close.

Background technology

In recent years, in Foldable cellular phone, development along with miniaturization and slimming, multifunction also can be conversed under a kind of state of placing at closed two casings on the table or Foldable cellular phone receiving and dispatching mail, the band hand-free function (reference example such as day disclosure special permission communique 2003-18257 number, day disclosure special permission communique 2003-51871 number and day disclosure special permission communique 2003-134201 number) even developing also in development.

As Foldable cellular phone, for example Figure 17 and Foldable cellular phone shown in Figure 180 have been proposed with hand-free function.

This Foldable cellular phone, constitute each other with lid casing (9) by linking main body housing (8) in the mode that can open and close via linkage (83), on the inner surface of main body housing (8), dispose a plurality of operation keyss (81) and send words portion (82), inside in main body housing (8) is towards sending words portion (82) to dispose microphone (84).

On the inner surface of lid casing (9), dispose basic display unit (91), and, disposing the 1st on the opposed position of words portion (82) and be subjected to words portion (92) with sending under the state of closed two casings (8,9), on the back side of lid casing (9), dispose the 2nd and be subjected to words portion (93).Again, the inside in lid casing (9) is subjected to words portion (92) to dispose the 1st loud speaker (94) towards the 1st, and, be subjected to words portion (93) to dispose the 2nd loud speaker (95) towards the 2nd.

Again, at near outstanding the 1st protuberance (85) that the is provided with words portion (82) that send of main body housing (8), and, on lid casing (9), the 1st be subjected to words portion (92) near outstanding be provided with the 2nd protuberance (96), two protuberances (85,86) are against each other under the state of closed two casings (8,9).

This Foldable cellular phone when closed two casings (8,9) as shown in figure 18, utilizes casing to open and close detector (omitting diagram) and detects closed this situation of two casings (8,9), is sent to control circuit (omitting diagram) based on the detection signal of this detection.The corresponding aforementioned detection signal of control circuit works microphone (84) and the 2nd loud speaker (95).Its result under closed two casings (8,9) and placement hands-free state on the table, can use microphone (84) and the 2nd loud speaker (95) to send and be talked about.

But, this Foldable cellular phone, under the state of closed two casings (8,9) as shown in figure 18, send when being talked about, the vibration of the 2nd loud speaker (95) is via inner transfer of air to the 1 loud speaker (94) of lid casing (9), make the 1st loud speaker (94) vibration, so can send the similar sound wave of sound wave that waveform and the 2nd loud speaker (95) send from the 1st loud speaker (94).At this, because the 1st loud speaker (94) is subjected to words portion (92) via the 1st and send words portion (82) and opposed with microphone (84), so the sound wave that sends from the 1st loud speaker (94) can pass to microphone (84), its result forms the loop in transmission sound path between the 2nd loud speaker (95) and microphone (84) via the 1st loud speaker (94).Therefore, exist the sound of the partner of sending from the 2nd loud speaker (95) to pass to the phenomenon that microphone (84), this sound are delivered to partner again, promptly can utter long and high-pitched sounds, and cause uncomfortable feeling to partner.

Therefore, the objective of the invention is to, in by the Foldable portable terminal that links the band hand-free function that a pair of casing constitutes in the mode that can open and close, prevent or suppress the phenomenon of uttering long and high-pitched sounds.

Summary of the invention

The 1st Foldable portable terminal of the present invention constitutes with lid casing (2) each other by link main body housing (1) in the mode that can open and close.In lid casing (2), dispose the 1st loud speaker (41), in the inner surface of lid casing (2) with the opposed position of playback face of the 1st loud speaker (41) on, offer one or more louvers (22a) that are used to make the sound wave that sends from the 1st loud speaker (41) to pass through.And, in the inner surface of main body housing (1) under the state of closed two casings (1,2) with the opposed position of louver (22a) on, offer one or more openings (12a), in main body housing (1), dispose the microphone (14) of sound collecting surface towards aforementioned opening (12a).

In aforementioned lid casing (2), dispose the 2nd loud speaker (42) to the back side of lid casing (2) emission sound wave, on some or two casings, be provided with the blockage mechanism of obstruction louver (22a) under the state of closed two casings (1,2).

In the 1st Foldable portable terminal of the invention described above, by closed two casings (1,2), the microphone (14) of main body housing (1) is opposite each other via opening (12a) and louver (22a) with the 1st loud speaker (41) of lid casing (2).At this moment, microphone (14) and the 2nd loud speaker (42) are all towards the opposition side of the rear side of main body housing (1), by microphone (14) and the 2nd loud speaker (42) are worked, the user can make microphone (14) and the 2nd loud speaker (42) send and be talked about towards the front.

At this moment, the sound wave that sends from the 2nd loud speaker (42) passes to the 1st loud speaker (41) via lid casing (2) and the inner air of lid casing (2), the 1st loud speaker (41) vibration thereupon is so send the waveform sound wave similar to aforementioned sound wave from the 1st loud speaker (41).But, be used for this sound wave is stopped up to the blocked mechanism of the louver (22a) of the external emission of lid casing (2), so this sound wave only is transmitted into lid casing (2) outside a little.And, also can in pass to the inner process of main body housing (1) by opening (12a), decay even be transmitted into the outside sound wave of lid casing (2), so this sound wave can not pass to microphone (14).

Again, when opening two casings (1,2), louver (22a) is disengaged by the state that blockage mechanism stops up, and louver (22a) opens wide.By microphone (14) and the 1st loud speaker (41) are worked, the user can send near posture in one's ear with close mouth of aforementioned opening (12a) and louver (22a) and be talked about.

In concrete scheme, blockage mechanism has the testing agency of the open mode that detects two casings (1,2) and closure state and opens and closes the valve mechanism (7) of louver (22a) corresponding to this detection.And, this valve mechanism (7) has shutter member (70) and back and forth drives the driving mechanism (72) of this shutter member (70) corresponding to aforementioned detection, and described shutter member (70) is supported in the mode playback face that can enter the 1st loud speaker (41) and louver (22a), between opposed.Shutter member (70) is by the action of driving mechanism (72), under the closed state of two casings (1,2), enter between aforementioned opposed and stop up this louver (22a), and open wide this louver (22a) withdrawing between from aforementioned opposed under the state that two casings (1,2) are opened.

In this concrete scheme, when closed two casings (1,2), testing agency detects the closure state of two casings (1,2), driving mechanism (72) moves to detecting, by this action, shutter member (70) enters between the playback face of the 1st loud speaker (41) and louver (22a) opposed and stops up this louver (22a).As a result, from the sound wave that the 1st loud speaker (41) sends, only be transmitted into the outside of lid casing (2) along with the vibration of the 2nd loud speaker (42) a little, this sound wave can not pass to microphone (14) by the opening (12a) of main body housing (1).

Again, when opening two casings (1,2), testing agency detects the open mode of two casings (1,2), and driving mechanism (72) moves to detecting, and shutter member (70) withdraws between aforementioned opposed by this action.As a result, louver (22a) opens wide, and works by make the 1st loud speaker (41) under this state, and the sound wave that sends from the 1st loud speaker (41) passes through the external emission of louver (22a) to lid casing (2).Therefore, the user can be by with louver (22a) thereby near listening to the sound from partner that sends from the 1st loud speaker (41) in one's ear.

In other concrete scheme, aforementioned opening (12a) and louver (22a) are arranged on the position of staggering a little each other under the state of two casings (1,2) closure, blockage mechanism has protuberance (73), described protuberance (73) be formed in the inner surface area of main body housing (1) under the state of closed two casings (1,2) with louver (22a) position in opposite directions on.This protuberance (73) stops up louver (22a) under the state of two casings (1,2) closure, and breaks away from louver (22a) under the state of opening lid casing (2).

In this concrete scheme, by closed two casings (1,2), the protuberance (73) of main body housing (1) inner surface is connected to lid casing (2) inner surface, utilizes this protuberance (73) to stop up louver (22a).

Again, by opening two casings (1,2), protuberance (73) breaks away from louver (22a), so louver (22a) opens wide.Its result, the sound wave that sends from the 1st loud speaker (41) passes through louver (22a) to lid casing (2) external emission.

In scheme more specifically, aforementioned protuberance (73) is formed by elastic resin.

In this concrete scheme, when closed two casings (1,2), the sound wave that sends from the 1st loud speaker (41) is effectively absorbed owing to the elasticity of the protuberance (73) that stops up louver (22a).

In the 2nd Foldable portable terminal of the present invention, main body housing (1) links in the mode that can open and close each other with lid casing (2), in lid casing (2), dispose the 1st loud speaker (41), in the inner surface of lid casing (2) with the opposed position of the 1st loud speaker (41) on, offer one or more louvers (22a) that are used to make the sound wave that sends from the 1st loud speaker (41) to pass through.And, in the inner surface of main body housing (1) under the state of closed two casings (1,2) with the opposed position of aforementioned louver (22a) on, offer one or more openings (12a), in main body housing (1), dispose microphone (14) towards aforementioned opening (12a).And then, in lid casing (2), dispose the 2nd loud speaker (42) that sends sound wave to its rear side, inside in lid casing (2), dispose the 1st loud speaker (41) the 1st the zone and dispose between the 2nd zone of the 2nd loud speaker (42), be formed with the separation these two zones partition wall.

In the 2nd Foldable portable terminal of the invention described above, by closed two casings (1,2), the microphone (14) of main body housing (1) is opposite each other via opening (12a) and louver (22a) with the 1st loud speaker (41) of lid casing (2).At this moment, microphone (14) and the 2nd loud speaker (42) are all towards the opposition side of main body housing (1) rear side, by microphone (14) and the 2nd loud speaker (42) are worked, the user also can make microphone (14) and the 2nd loud speaker (42) send and be talked about towards the front when closed two casings (1,2).

At this moment, because the vibration of the 2nd loud speaker (42), the interior air vibration in the 2nd zone that lid casing (2) is inner, but between two-loudspeaker (41,42), be folded with partition wall, the 1st loud speaker (41) is separated wall from of the vibration of the 2nd zone and cuts off, so can not vibrate along with the vibration of the 2nd loud speaker (42) towards the 1st zone.

Under the state of opening two casings (1,2), to work by making microphone (14) and the 1st loud speaker (41), the user can be talked about near the mouth and with louver (22a) aforementioned opening (12a) in one's ear near sending.

In concrete scheme, aforementioned partition wall is formed by rib (25) and buffering parts (43), the inwall of described rib (25) from lid casing (2) two inwalls inner opposite each other is outstanding to another inwall, and described buffer unit (43) is folded between the terminal part and another inwall of this rib (25).

In this concrete scheme, follow the vibration of the 2nd loud speaker (42) and air vibration in the 2nd zone that produces, can since form partition wall buffer unit (43) elasticity and effectively be absorbed.

In other concrete scheme, lid casing (2) is to be engaged with each other by the inner surface casing halfbody (28) of the inner surface that will form lid casing (2) and the back side casing halfbody (29) that forms the back side of lid casing (2) to constitute, aforementioned partition wall by outstanding be arranged on the 1st protuberance (26) on the inner surface casing halfbody (28), outstanding be arranged on that back side casing halfbody (29) is gone up and and opposed the 2nd protuberance of the 1st protuberance (26) (27) and the seal member (44) that is folded between two protuberances (26,27) form.

In this concrete scheme, by utilizing two protuberances (26,27) cramping seal members (44), two protuberances (26,27) are close to seal member (44), do not have the gap between two protuberances (26,27) and seal member (44).

In the 3rd Foldable portable terminal of the present invention, main body housing (1) is connected to each other in the mode that can open and close with lid casing (2).In the inner surface of main body housing (1) and lid casing (2), on position opposite each other under the state of closed two casings, dispose microphone (63) and the 1st loud speaker (41), and, the 2nd loud speaker (42) disposed at the back side of lid casing (2).Aforementioned microphone (63) is configured in the end of main body housing (1), the direction that can leave towards the lid casing (2) from make position in the mode that can rotate under the state of closed two casings.

Specifically, can set at the 1st call mode that microphone (63) and the 1st loud speaker (41) are worked and under the state of closed two casings, make microphone (63) and the 2nd call mode that the 2nd loud speaker (42) works, aforementioned microphone (63), under the 1st call mode, be set at the 1st rotation posture, under the 2nd call mode, be set at the 2nd rotation posture of the direction of leaving towards lid casing (2) from make position towards the inner surface side of main body housing (1).

More particularly, aforementioned microphone (63) is contained in for example in the mode that can rotate and is disposed in the telecommunication unit (6) of end of lid casing (2), offers the sound collecting hole (62) that is used for importing to microphone (63) sound wave on this telecommunication unit (6).Again, telecommunication unit (6) can be driven by rotation between the 1st rotation posture and the 2nd rotation posture by manual operation, is perhaps driven by the reciprocating drive unit rotation.

In the 3rd Foldable portable terminal of the invention described above, set the 1st call mode by opening main body housing (1) for lid casing (2), microphone (63) and the 1st loud speaker (41) work, and can use the conversation of microphone (63) and the 1st loud speaker (41).At this, by microphone (63) being set in the 1st rotation posture, and the 1st loud speaker (41) is remained near the ear, microphone (63) is remained on when conversing near the mouth, the collection sound direction of microphone (63) is towards the direction of user's mouth, so but active set sound.

On the other hand, set the 2nd call mode for by closed main body housing (1) and lid casing (2), microphone (63) and the 2nd loud speaker (42) work, and can use microphone (63) and the 2nd loud speaker (42) to carry out the conversation of hands-free mode at the state that Foldable portable terminal is placed on the desk.At this, by microphone (63) being set in the 2nd rotation posture, the direction that the collection sound direction of microphone (63) is left towards the lid casing (2) from make position is not so lid casing (2) can hinder the collection sound of microphone (63).

Again, even make the 1st loud speaker (41) and microphone (63) opposite each other by closed main body housing (1) and lid casing (2), because the direction that the collection sound direction of microphone (63) is left towards the lid casing (2) from make position, the i.e. direction of leaving towards the 1st loud speaker (41) from lid casing (2), even so make the 1st loud speaker (41) vibration from propagating in the air of sound wave in lid casing (2) of the 2nd loud speaker (42), consequent sound can be with big sound press input microphone (63) yet.

As mentioned above, according to Foldable portable terminal of the present invention, when closed two casings, can prevent or suppress owing to passing to uttering long and high-pitched sounds that the microphone that is configured on another casing causes from being configured in sound wave that a loud speaker on the casing sends.

Description of drawings

Fig. 1 is the stereogram of the open mode of the 1st embodiment of the 1st embodiment of the 1st Foldable portable terminal of the present invention or the 2nd Foldable portable terminal and the Foldable cellular phone among the 2nd embodiment.

Fig. 2 is the stereogram of the closure state of this Foldable cellular phone.

Fig. 3 is part section front view Foldable cellular phone, open mode of the 1st embodiment of the 1st Foldable portable terminal of the present invention.

Fig. 4 is the part section front view of the closure state of this Foldable cellular phone.

Fig. 5 is stereogram Foldable cellular phone, open mode of the 2nd embodiment of the 1st Foldable portable terminal of the present invention.

Fig. 6 is the cutaway view of the closure state of this Foldable cellular phone.

Fig. 7 is that the stereogram of being showed is exposed in inside Foldable cellular phone, that make the lid casing of the 1st embodiment of the 2nd Foldable portable terminal of the present invention.

Fig. 8 is the cutaway view of this Foldable cellular phone.

Fig. 9 is the amplification view of the major part of this Foldable cellular phone.

Figure 10 is that the stereogram of being showed is exposed in inside Foldable cellular phone, that make the lid casing of the 2nd embodiment of the 2nd Foldable portable terminal of the present invention.

Figure 11 is the cutaway view of this Foldable cellular phone.

Figure 12 is the amplification view of the major part of this Foldable cellular phone.

Figure 13 is the stereogram of the open mode of expression the 3rd Foldable cellular phone of the present invention.

Figure 14 is the stereogram of the closure state of this Foldable cellular phone of expression.

Figure 15 (a) and Figure 15 (b) are that the 1st rotation posture and the 2nd of the telecommunication unit of this Foldable cellular phone of expression is rotated the stereogram of posture.

Figure 16 is the amplification view of the closure state of this Foldable cellular phone.

Figure 17 is the cutaway view of the open mode of Foldable cellular phone in the past.

Figure 18 is the cutaway view of the closure state of this Foldable cellular phone.

Embodiment

Below, specify with reference to the accompanying drawings the present invention is used in execution mode on the Foldable cellular phone.

The 1st Foldable portable terminal

The 1st embodiment

The Foldable cellular phone of present embodiment, as Fig. 1 and shown in Figure 2, upward constitute by lid casing (2) being attached at main body housing (1), can make the inner surface of main body housing (1) and the inner surface of lid casing (2) fold main body housing (1) and lid casing (2) opposite each otherly via linkage (3).Lid casing (2) constitutes by engages inner surface casing halfbody (28) and back side casing halfbody (29), and main body housing (1) also has and the same structure of lid casing (2).

As shown in Figure 1, on the inner surface of main body housing (1), dispose a plurality of operation keyss (11), be concaved with the words portion (12) that send in the below of operation keys (11), send at this to be formed with in words portion (12) from the inner surface side of main body housing (1) opening (12a) to internal run-through.Inside in this main body housing (1) disposes the microphone (14) of sound collecting surface towards aforementioned opening (12a).Again, on the end of linkage (3) side, dispose casing and open and close sense switch (15), on the side of main body housing (1), dispose side switch (13).

On the inner surface of lid casing (2), dispose basic display unit (21), top in this basic display unit (21), under the state of closed two casings (1,2) with send on the opposed position of words portion (12), dispose the words portion (22) that is subjected to, playback face is arranged towards the 1st loud speaker (41) that is subjected to words portion (22) in the internal configurations of lid casing (2).Be subjected in the words portion (22) at this, offer a plurality of louvers (22a) that are used to make the sound wave from the 1st loud speaker (41) to pass through.Again, outstanding being provided with by what closed two casings (1,2) pushed that casing opens and closes sense switch (15) pressed pad (20) in the below of basic display unit (21).

As shown in Figure 2, dispose slave display (23) at the back side of lid casing (2), and, between this slave display (23) and linkage (3), dispose playback portion (24), inside in lid casing (2) disposes 2nd loud speaker (42) of playback face towards this playback portion (24).

As shown in Figure 3, be configured in the 1st loud speaker (41) of the inside of lid casing (2), fix with the state that remains on a pair of loud speaker holding member (74,74), in the side of a loud speaker holding member (74), dispose the valve mechanism (7) that opens and closes a plurality of louvers (22a) corresponding to the switching of two casings (1,2).

This valve mechanism (7) comprising: in the mode that can slide along the reverse side of inner surface casing halfbody (28) by the shutter member of the band shape of pivot suspension (70), take in the valve receiving room (71) of this shutter member (70), corresponding two casings (1,2) switching and back and forth drive the driving mechanism (72) of shutter member (70), shutter member (70) can slide by the reverse side along inner surface casing halfbody (28) between reception position and blocking position by the action of driving mechanism (72), described reception position is that shutter member (70) is accommodated in position in the valve receiving room (71) as shown in Figure 3, and described blocking position is shutter member (70) the playback face that enters the 1st loud speaker (41) and a plurality of louvers (22a) as shown in Figure 4, between opposed and the position of these a plurality of louvers (22a) of obstruction.

When in the Foldable cellular phone of above-mentioned present embodiment being put into pocket or bag, carrying, from folding two casings (1,2) of the state of opening two casings (1,2) as shown in Figure 1, and closed as shown in Figure 2 two casings (1,2).Thereby make basic display unit shown in Figure 1 (21) and a plurality of operation keys (11) be hidden in the inboard of two casings (1,2).At this moment, basic display unit (21) is can be owing to the effect of external force damaged, also can owing to the effect of external force is pressed misoperation not take place because of a plurality of operation keyss (11).

At this moment, as shown in Figure 4, casing opens and closes sense switch (15) pin (20) that is pressed and pushes and become on-state, and will notify the signal of this on-state deliver in the main body housing (1) in the control circuit (omitting diagram) of dress.Control circuit to closed this situation of two casings (1,2), and is delivered to this detection signal the driving mechanism (72) of valve mechanism (7) according to this input.Driving mechanism (72) is to making shutter member (70) slide into blocking position shown in Figure 4 from reception position shown in Figure 3 by detection signal.Thereby a plurality of louvers (22a) are stopped up by shutter member (70), have cut off to be used for sound wave that the 1st loud speaker (41) the is sent passage to lid casing (2) external emission.

Be set at hands-free mode by under this state, pushing side switch (13), can hold this Foldable cellular phone and under the state that is positioned on the table, send and talked about without hand.

At this moment, control circuit works microphone (14) and the 2nd loud speaker (42) corresponding to opening and closing the aforementioned signal of sense switch (15) and be set at this situation of hands-free mode from casing.Again, owing to send words portion (12) to be arranged with on the inner surface of main body housing (1), so even when closed two casings (1,2), send the opening (12a) of words portion (12) also can not stopped up by the inner surface of lid casing (2).

Under this state, the surface of the back side contact desk by making main body housing (1) and two casings (1,2) are placed on the desk, playback portion (24) and send words portion (12) facing to the user, send the sound of partner from playback portion (24), and utilize the sound that send words portion (12) to concentrate the user, talked about thereby send.

At this moment, the vibration of the 2nd loud speaker (42) is passed to the 1st loud speaker (41) via lid casing (2) and the inner air of lid casing (2), the 1st loud speaker (41) vibration thereupon, thus the sound wave that sound wave that waveform and the 2nd loud speaker (42) send is similar to sent from the 1st loud speaker (41).But, because a plurality of louvers (22a) are being stopped up by shutter member (70), so the sound wave that sends from the 1st loud speaker (41) only is transmitted into the outside of lid casing (2) a little.And, also can in the process that arrives main body housing (1) inside by the opening (12a) that send words portion (12), decay even be transmitted into the outside sound wave of lid casing (2), so this sound wave can not pass to microphone (14).

Therefore, can between the 2nd loud speaker (42) and microphone (14), not produce, do not worry bringing uncomfortable feeling to partner via uttering long and high-pitched sounds that the 1st loud speaker (41) forms.

Again, the Foldable cellular phone of the foregoing description, can under the state of opening two casings (1,2) as shown in Figure 1, send talked about, the transmitting-receiving of mail and send writing of mail.

By opening two casings (1,2), the basic display unit (21) of lid casing (2) inner surface and exposed by words portion (22), and the operation keys (11) of main body housing (1) inner surface and send words portion (12) to expose.At this moment, casing opens and closes sense switch (15) by being disengaged by pushing of pad (20) and becoming off-state, and control circuit makes microphone (14) and the 1st loud speaker (41) work therewith accordingly.

Again, control circuit makes driving mechanism (72) action of valve mechanism (7), thereby shutter member (70) slides into reception position shown in Figure 3 from blocking position shown in Figure 4.The a plurality of louvers of result (22a) open wide, and the sound wave that sends from the 1st loud speaker (41) is transmitted into the outside of lid casing (2) by a plurality of louvers (22a).

Therefore, during incoming call, utilize operation keys (11) to carry out off-hook operation, but and become talking state, the user can will be subjected to words portion (22) near and will send words portion (12) to answer this phone near the mouth in one's ear.

When the reception of mail,, can on the picture of basic display unit (21), show the content of this reception mail and its content is recognized by operating operation key (11) again.When mail is write,, on the picture of basic display unit (21), show the article that the user write by operating operation key (11).

Foldable cellular phone according to the foregoing description, it is the switching of corresponding two casings (1,2) and open and close a plurality of louvers (22a) that are subjected to words portion (22), even thereby the 2nd loud speaker (42) and microphone (14) are played a role simultaneously, the phenomenon of also can not uttering long and high-pitched sounds between the 2nd loud speaker (42) and microphone (14) can be carried out sending of hands-free mode and be talked about under good talking state.

Embodiment 2

The Foldable cellular phone of Fig. 5 and present embodiment shown in Figure 6, different at textural and above-mentioned the 1st embodiment that stops up louver (22a), but other structures are the same with the 1st embodiment, so only the structure of louver (22a) is stopped up in explanation, other structure adopts same mark and omits explanation.

The Foldable cellular phone of present embodiment, as shown in Figure 5, the words portion (22) that is subjected to of lid casing (2) is configured in than above-mentioned the 1st embodiment more on the position near basic display unit (21), thus, when closed two casings (1,2), this is staggered on the link direction of two casings (1,2) by the words portion (22) and the words portion (12) that send of main body housing (1) each other a little as shown in Figure 6.

Again, on the inner surface of main body housing (1), under the state of closed two casings (1,2) with lid casing (2) be subjected to dispose the flat protuberance (73) of elastic resin system on the opposed position of words portion (22).

In the Foldable cellular phone of above-mentioned present embodiment, by closed two casings (1,2), protuberance (73) butt lid casing (2) inner surface of main body housing (1) inner surface, utilize this protuberance (73) to stop up louver (22a), cut off and be used for sound wave that the 1st loud speaker (41) is sent passage to lid casing (2) external emission.

If under this state, set hands-free mode, then control circuit open and close corresponding to the notice casing sense switch (15) on-state signal and be set at this situation of hands-free mode, microphone (14) and the 2nd loud speaker (42) are worked.Thereby, send the sound of partner from the 2nd loud speaker (42) of the playback portion (24) at lid casing (2) back side, and, utilize the microphone (14) that send words portion (12) to concentrate user's sound.

At this moment, along with the vibration of the 2nd loud speaker (42), the 1st loud speaker (41) also vibrates, thereby sends sound wave from the 1st loud speaker (41).But, the a plurality of louvers (22a) that are used to make the sound wave from the 1st loud speaker (41) to pass through are stopped up by the protuberance of elastic resin system (73), so aforementioned sound wave is effectively absorbed owing to the elasticity of protuberance (73), can be transmitted into lid casing (2) outside hardly.As a result, only have few sound wave to be transmitted into the outside of lid casing (2), this sound wave can not pass to microphone (14) by the opening (12a) of main body housing (1).

By opening two casings (1,2), the protuberance (73) of main body housing (1) breaks away from the louver (22a) of lid casing (2), thereby louver (22a) opens wide.At this moment, casing opens and closes sense switch (15) by being disengaged by pushing of pad (20) and becoming off-state, and control circuit makes microphone (14) and the 1st loud speaker (41) work therewith accordingly.

Therefore, during incoming call, utilize operation keys (11) but carry out off-hook operation and become talking state, the user can will be subjected to words portion (22) near and will send words portion (12) to answer this phone near the mouth in one's ear.

Foldable cellular phone according to the foregoing description, can utilize protuberance (73) with elastic resin system to be configured in this simple structure on the inner surface of main body housing (1), open and close a plurality of louvers (22a) that are subjected to words portion (22) corresponding to the switching of two casings (1,2), even thereby under the state of closed two casings (1,2), make the 2nd loud speaker (42) and microphone (14) when working, between the 2nd loud speaker (42) and microphone (14), can not take place via uttering long and high-pitched sounds that the 1st loud speaker (41) forms yet.

The 2nd Foldable portable terminal

The 1st embodiment

The Foldable cellular phone of present embodiment, has the same structure of the 1st embodiment with Fig. 1 and above-mentioned the 1st Foldable portable terminal shown in Figure 2, main body housing (1) is connected to each other in the mode that can open and close via linkage (3) with lid casing (2), and lid casing (2) constitutes by engages inner surface casing halfbody (28) and back side casing halfbody (29).

As Fig. 7～shown in Figure 9, between inner surface casing halfbody (28) that forms lid casing (2) and back side casing halfbody (29), dispose display assembly (5), top in this display assembly (5) disposes the 1st loud speaker (41) towards the words portion (22) that is subjected to of lid casing (2) inner surface.

As shown in Figure 8, display assembly (5), the inner surface of metallic framework (50) is provided with host liquid crystal display unit (51), and be provided with secondary liquid crystal indicator (52) at the back side of framework (50), host liquid crystal display unit (51) is opposed with the key frame (21) that is configured on the inner surface casing halfbody (28), and secondary liquid crystal indicator (52) is opposed with the secondary picture (23) that is configured on the back side casing halfbody (29).Again, the playback portion (24) towards lid casing (2) back side disposes the 2nd loud speaker (42) in the below of secondary liquid crystal indicator (52).

Again, as shown in Figure 9, from the flexible leads (53) that secondary liquid crystal indicator (52) is drawn, cover the upper end of secondary LCD assembly (5) and extension between framework (50) and inner surface casing halfbody (28), its terminal part is connected on the host liquid crystal display unit (51).Again, upper end in display assembly (5) as Fig. 7 and shown in Figure 9, disposes the buffer unit (43) of polyurethane system, described buffer unit (43) butt flexible leads (53) also covers this flexible leads (53), and with the inwall butt of back side casing halfbody (29).

As shown in Figure 9, on inner surface casing halfbody (28), towards the outstanding rib (25) that is provided with of back side casing halfbody (29), described rib (25) is folded between display assembly (5) and the 1st loud speaker (41) and extends to the direction that the both sides with lid casing (2) intersect, and aforementioned buffer unit (43) is maintained by the inwall cramping of the terminal part of this rib (25) and back side casing halfbody (29).Again, a pair of holding wire (45,45) that stretches out from the 1st loud speaker (41) connects a pair of through hole (25a, 25a) that rib (25) forms, and extends to the inner board unit (16) of main body housing shown in Figure 8 (1).At this, the external diameter of the internal diameter of through hole shown in Figure 9 (25a) and holding wire (45) is roughly onesize, does not have the gap between through hole (25a) and holding wire (45).

Like this, be formed with the partition wall that constitutes by rib (25) and buffer unit (43) in the inside of lid casing (2), utilize this partition wall, the inside of lid casing (2) is split into the 1st incorporating section (46) of configuration the 1st loud speaker (41) and the 2nd incorporating section (47) of the display assembly (5) that configuration comprises the 2nd loud speaker (42).

The Foldable cellular phone of above-mentioned present embodiment, under the state of opening two casings (1,2) as shown in Figure 1, can send talked about, the transmitting-receiving of mail and send writing of mail.

By opening two casings (1,2), the key frame (21) of lid casing (2) inner surface and exposed by words portion (22), and the operation keys (11) of main body housing (1) inner surface and send words portion (12) to expose.At this moment, utilize casing to open and close the open mode that sense switch (15) detects two casings (1,2), be sent to control circuit (omitting diagram) based on the detection signal of this detection.The corresponding aforementioned detection signal of control circuit and microphone (14) and the 1st loud speaker (41) are worked.

The result, during incoming call, go up telephone number or the name that shows the other side, utilize operation keys (11) to carry out off-hook showing at key frame (21), but become talking state, the user can will be subjected to words portion (22) near and will send words portion (12) near mouth and answer this phone in one's ear.

When the reception of mail,, go up the content that shows this reception mail and can confirm this content at key frame (21) by operating operation key (11) again.When mail is write,, and go up the article that the demonstration user writes at key frame (21) by operating operation key (11).

The Foldable cellular phone of the foregoing description is being put into pocket or bag when carrying, from folding two casings (1,2) of the state of opening two casings (1,2) as shown in Figure 1, and closed as shown in Figure 2 two casings (1,2).Thereby key frame shown in Figure 1 (21) and a plurality of operation keys (11) are hidden in the inboard of two casings (1,2).At this moment, key frame (21) is can be because of the effect of external force damaged, and, can misoperation not take place because a plurality of operation keyss (11) pushed by the effect of external force.

Again, as shown in Figure 7, owing to send words portion (12) to be arranged with, so this send the opening (12a) of words portion (12) can not stopped up by the inner surface of lid casing (2).

Be set at hands-free mode by under this state, pushing side switch (13), can hold the Foldable cellular phone of this closure state and under the state that is positioned on the table, send and talked about without hand.At this, make main body housing (1) back side contact desk the surface and two casings (1,2) are placed on the desk playback portion (24) and send words portion (12) in the face of the user.

At this moment, utilize casing to open and close the closure state that sense switch (15) detects two casings (1,2), be sent to control circuit based on the detection signal of this detection.The corresponding aforementioned detection signal of control circuit and be set at this situation of hands-free mode, and microphone (14) and the 2nd loud speaker (42) are worked.

The result, during incoming call, the sound of the partner of sending from the 2nd loud speaker (42) shown in Figure 2 sends to the user by a plurality of louvers (24a) of playback portion (24), and, passed through to send user's the sound of the opening (12a) of words portion (12) to pass to microphone (14) and send to partner, sent like this and talked about.

At this moment, along with the vibration of the 2nd loud speaker (42), the air vibration in the 2nd incorporating section (47) of lid casing (2) shown in Figure 8.At this, the vibration of propagating towards the 1st incorporating section (46) from the 2nd incorporating section (47) is formed rib (25) reflection of aforementioned partition wall, or owing to the elasticity of buffer unit (43) is absorbed.Therefore, the air vibration in the 2nd incorporating section (47) can not pass to the 1st loud speaker (41) in the 1st incorporating section (46).

As mentioned above, Foldable cellular phone according to the foregoing description, the 1st loud speaker (41) can not vibrate along with the vibration of the 2nd loud speaker (42), so can not form the loop through the transmission sound path of the 1st loud speaker (41) between the 2nd loud speaker (42) and microphone (14).Therefore, can not utter long and high-pitched sounds, can under good talking state, carry out sending of hands-free mode and be talked about.

The 2nd embodiment

The Foldable cellular phone of Figure 10～present embodiment shown in Figure 12, textural and above-mentioned the 1st embodiment at partition wall is different, but other structures are the same with the 1st embodiment, so the structure of partition wall only is described, other structure adopts same mark and omits explanation.

The Foldable cellular phone of present embodiment, on the inner surface casing halfbody (28) that constitutes lid casing (2), as shown in figure 10, to outstanding flat the 1st protuberance (26) that is provided with the direction extension that is folded between display assembly (5) and the 1st loud speaker (41) and intersects to both sides of back side casing halfbody (29) with lid casing (2), overleaf on the casing halfbody (29), as shown in figure 12, with the opposed position of the 1st protuberance (26) on, outstanding the 2nd protuberance (27) that is provided with the direction extension that intersects to both sides of inside surperficial casing halfbody (28) with lid casing (2).The 2nd protuberance (27) is formed by a pair of convex shaped part (27a, 27a), and a convex shaped part (27a) leans on the 1st loud speaker (41) side slightly than the 1st protuberance (26), and another convex shaped part (27a) leans on display assembly (5) side slightly than the 1st protuberance (26).

Again, between two protuberances (26,27), be folded with the seal member (44) of the terminal part that covers the 1st protuberance (26), by the two casing halfbodies (28,29) that are engaged with each other, the central portion of seal member (44) is pushed to back side casing halfbody (29) by the 1st protuberance (26), and, the both ends of seal member (44) are by a pair of convex shaped part (27a, 27a) inside surperficial casing halfbody (28) pushing of the 2nd protuberance (27), as a result, seal member (44) is by two protuberances (26,27) cramping.Thereby two protuberances (26,27) are close to each other with seal member (44), do not have the gap between two protuberances (26,27) and seal member (44).

Again, the a pair of holding wire (45,45) that stretches out from the 1st loud speaker (41), as shown in figure 10, connect box (45b) and extend to the inner board unit (16) of main body housing shown in Figure 11 (1), described box (45b) connects the 1st protuberance and forms (26).

Like this, inside in lid casing (2), the partition wall that formation is made of two protuberances (26,27) and seal member (44), the 2nd incorporating section (47) that the inside of lid casing (2) is divided into the 1st incorporating section (46) of taking in the 1st loud speaker (41) and takes in the display assembly (5) that comprises the 2nd loud speaker (42) by this partition wall.

The Foldable cellular phone of above-mentioned present embodiment, between two-loudspeaker (41,42), be formed with the partition wall of seamlessly separating two incorporating sections (46,47), even, can not pass to the 1st incorporating section (46) from the vibration of the 2nd loud speaker (42) so under the state of closed two casings (1,2), make the 2nd loud speaker (42) and microphone (14) when working yet.Therefore, between the 2nd loud speaker (42) and microphone (14), can not form loop, can not utter long and high-pitched sounds through the transmission sound path of the 1st loud speaker (41).

The 3rd Foldable portable terminal

The Foldable cellular phone of present embodiment, as Figure 13 and shown in Figure 14, constitute by going up via linkage (3) binding lid casing (2), can make the inner surface of main body housing (1) and the inner surface of lid casing (2) fold two casings (1,2) opposite each otherly in main body housing (1).

As shown in figure 13, on main body housing (1), dispose a plurality of operation keyss (11) within it on the surface, and the end on the direction of leaving linkage (3) is equipped with the telecommunication unit (6) of having offered sound collecting hole (62).

On the other hand, on lid casing (2), dispose basic display unit (21) within it on the surface, and the end on the direction of leaving linkage (3) dispose offered louver (22a) be subjected to words portion (22).Again, as shown in figure 14, dispose slave display (23), and between this slave display (23) and linkage (3), dispose the playback portion (24) that has offered a plurality of louvers (24a) at the back side of lid casing (2).

As shown in figure 16, the inside in lid casing (2), court is subjected to words portion (22) to dispose the 1st loud speaker (41), and disposes the 2nd loud speaker (42) towards playback portion (24).

Telecommunication unit (6) constitutes by taking in microphone (63) in tube cylindraceous sheet (61) inside, and tube sheet (61) is supported in the following manner, that is, can be that the center rotates with respect to main body housing (1) with the axle of the rotation axis that is parallel to linkage (3).On this sheet (61), with the opposed position of the sound surface of microphone (63) (omitting diagram) on offer the sound collecting hole (62) that is used for importing sound wave to microphone (63).

Telecommunication unit (6), can sound collecting hole (62) shown in Figure 15 (a) towards the 1st rotation posture of the inner surface side of main body housing (1) and as Figure 15 (b) shown in sound collecting hole (62) between the 2nd rotation posture of the end face side of main body housing (1), rotate about 90 and spend.In addition, on the tube sheet (61) of telecommunication unit (6), be carved with jagged male and fomale(M﹠F) in the both sides of outer peripheral face, and be formed for telecommunication unit (6) is rotated the operating portion (64,64) of operation.

The Foldable cellular phone of above-mentioned present embodiment, be set at the 1st call mode by opening main body housing (1) as shown in figure 13 with lid casing (2), telecommunication unit (6) and the 1st loud speaker (41) work, and can use the conversation of telecommunication unit (6) and the 1st loud speaker (41).At this, telecommunication unit (6) being set at illustrated the 1st rotation posture the 1st loud speaker (41) remained on and remain near the ear and with telecommunication unit (6) when conversing near the mouth, because the sound collecting hole (62) of telecommunication unit (6) is towards the direction of user's mouth, so can effectively collect sound.

On the other hand, by closed main body housing (1) and lid casing (2) are set at the 2nd call mode as shown in figure 14, microphone (63) and the 2nd loud speaker (42) work, and can use telecommunication unit (6) and the 2nd loud speaker (42) to carry out the conversation of hands-free mode under the state that Foldable portable terminal is placed on the desk.At this, by microphone (63) being set in illustrated the 2nd rotation posture, the sound collecting hole (62) of telecommunication unit (6) exposes from the lid casing (2) of make position, so lid casing (2) can not hinder the collection sound of telecommunication unit (6).

Again, as shown in figure 16, the direction that the sound collecting hole (62) of telecommunication unit (6) leaves towards the 1st loud speaker (41) from lid casing (2), even so make the 1st loud speaker (41) vibration from propagating in the air of sound wave in lid casing (2) of the 2nd loud speaker (42), the sound that sends thus can not enter microphone (63) with big acoustic pressure yet.

Therefore, the other side's who sends from the 2nd loud speaker (42) sound enters microphone (63) and delivers to this phenomenon of uttering long and high-pitched sounds of the other side's side via the 1st loud speaker (41), compare with Foldable cellular phone in the past shown in Figure 180, be fully suppressed, can not give the other side with uncomfortable feeling.

In addition, each several part structure of the present invention is not limited to above-mentioned execution mode, can carry out various changes in the described technical scope of claims.For example in the 3rd Foldable portable terminal, telecommunication unit (6) has adopted the structure that is driven in rotation by manual operation, utilizes motor or solenoid to be rotated the structure of driving but also can adopt with the switching interlock of main body housing (1) and lid casing (2).Again, also can adopt following structure: only microphone (63) is rotated driving, with respect to two sound collecting holes offering on the tube sheet (61) that is fixed on the main body housing (1), optionally travel direction conversion.

Claims (12)

1, a kind of Foldable portable terminal, constitute each other with lid casing (2) by link main body housing (1) in the mode that can open and close, in lid casing (2), dispose the 1st loud speaker (41), in the inner surface of lid casing (2) with the opposed position of playback face of the 1st loud speaker (41) on, offer one or more louvers (22a) that are used to make the sound wave that sends from the 1st loud speaker (41) to pass through, in the inner surface of main body housing (1) at closed two casings (1,2) under the state and on the opposed position of louver (22a), offer one or more openings (12a), in main body housing (1), dispose the microphone (14) of sound collecting surface towards aforementioned opening (12a)

It is characterized in that, in aforementioned lid casing (2), dispose the 2nd loud speaker (42), on some or two casings, be provided with the blockage mechanism of obstruction louver (22a) under the state of closed two casings (1,2) to the back side of lid casing (2) emission sound wave.

2, Foldable portable terminal as claimed in claim 1, it is characterized in that, blockage mechanism has two casings (1 of detection, 2) the open mode and the testing agency of closure state, with the valve mechanism (7) that opens and closes louver (22a) corresponding to this detection, this valve mechanism (7) has shutter member (70), with the driving mechanism (72) that back and forth drives this shutter member (70) corresponding to aforementioned detection, described shutter member (70) is with the playback face that can enter the 1st loud speaker (41) and louver (22a), mode between opposed is supported, shutter member (70) is by the action of driving mechanism (72), at two casings (1,2) enter under the Bi He state between aforementioned opposed and stop up this louver (22a), and at two casings (1,2) between aforementioned opposed, withdraw from and unlimited this louver (22a) under the state of opening.

3, Foldable portable terminal as claimed in claim 1, it is characterized in that, aforementioned opening (12a) and louver (22a) are arranged at two casings (1,2) on the position of staggering a little each other under the Bi He state, blockage mechanism has protuberance (73), described protuberance (73) is formed in the inner surface area of main body housing (1) at closed two casings (1,2) state down with louver (22a) position in opposite directions on, this protuberance (73) is at two casings (1,2) Bi He state stops up louver (22a) down, and breaks away from louver (22a) under the state of opening lid casing (2).

4, Foldable portable terminal as claimed in claim 3 is characterized in that, aforementioned protuberance (73) is formed by elastic resin.

5, a kind of Foldable portable terminal, main body housing (1) links in the mode that can open and close each other with lid casing (2), in lid casing (2), dispose the 1st loud speaker (41), in the inner surface of lid casing (2) with the opposed position of the 1st loud speaker (41) on, offer one or more louvers (22a) that are used to make the sound wave that sends from the 1st loud speaker (41) to pass through, in the inner surface of main body housing (1) at closed two casings (1,2) under the state and on the opposed position of aforementioned louver (22a), offer one or more openings (12a), in main body housing (1), dispose microphone (14) towards aforementioned opening (12a)

It is characterized in that, in lid casing (2), dispose the 2nd loud speaker (42) that sends sound wave to its rear side, inside in lid casing (2), dispose the 1st loud speaker (41) the 1st the zone and dispose between the 2nd zone of the 2nd loud speaker (42), be formed with the separation these two zones partition wall.

6, Foldable portable terminal as claimed in claim 5, it is characterized in that, aforementioned partition wall is formed by rib (25) and buffering parts (43), the inwall of described rib (25) from lid casing (2) two inwalls inner opposite each other is outstanding to another inwall, and described buffer unit (43) is folded between the terminal part and another inwall of this rib (25).

7, Foldable portable terminal as claimed in claim 5, it is characterized in that, lid casing (2) is the inner surface casing halfbody (28) by the inner surface that will form lid casing (2), being engaged with each other with the back side casing halfbody (29) at the back side that forms lid casing (2) constitutes, and aforementioned partition wall is by outstanding the 1st protuberance (26) that is arranged on the inner surface casing halfbody (28), outstanding be arranged on that back side casing halfbody (29) is gone up and with opposed the 2nd protuberance of the 1st protuberance (26) (27), and be folded in two protuberances (26,27) seal member between (44) forms.

8, a kind of Foldable portable terminal, main body housing (1) is connected to each other in the mode that can open and close with lid casing (2), in the inner surface of main body housing (1) and lid casing (2) on position opposite each other under the state of closed two casings, dispose microphone (63) and the 1st loud speaker (41), and, dispose the 2nd loud speaker (42) at the back side of lid casing (2)

It is characterized in that aforementioned microphone (63) is configured in the end of main body housing (1), the direction that can leave towards the lid casing (2) from make position in the mode that can rotate under the state of closed two casings.

9, Foldable portable terminal as claimed in claim 8, it is characterized in that, can set the 1st call mode that microphone (63) and the 1st loud speaker (41) are worked for, with the 2nd call mode that microphone (63) and the 2nd loud speaker (42) are worked, aforementioned microphone (63), under the 1st call mode, be set at the 1st rotation posture, under the 2nd call mode, be set at the 2nd rotation posture of the direction of leaving towards lid casing (2) from make position towards the inner surface side of main body housing (1).

10, Foldable portable terminal as claimed in claim 9, it is characterized in that, be contained in the aforementioned microphone (63) in the mode that can rotate and be disposed in the telecommunication unit (6) of end of lid casing (2), on this telecommunication unit (6), offer the sound collecting hole (62) that is used for importing sound wave to microphone (63).

11, Foldable portable terminal as claimed in claim 10 is characterized in that, telecommunication unit (6) is driven in rotation by manual operation.

12, Foldable portable terminal as claimed in claim 10 is characterized in that, telecommunication unit (6) is driven by the reciprocating drive unit rotation.

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